Update tox.ini

Author: tvalentyn

sdks/python/tox.ini

@@ -517,11 +517,11 @@ commands =
 
 [testenv:py{310,311}-transformers-{428,447,448,latest}]
 deps =
-  # sentence-transformers 2.2.2 is the latest version that supports transformers 4.28.x
-  # deps handled in environment variables and comman command
+  # Environment dependencies are defined in the `setenv` section and installed in the `commands` section.
 extras = test,gcp,ml_test
 setenv =
     COMMON_DEPS = tensorflow==2.12.0 protobuf==4.25.5 pip==25.0.1
+    # sentence-transformers 2.2.2 is the latest version that supports transformers 4.28.x
     428: DEPS = sentence-transformers==2.2.2 'transformers>=4.28.0,<4.29.0' 'torch>=1.9.0,<1.14.0'
     447: DEPS = 'transformers>=4.47.0,<4.48.0' 'torch>=1.9.0,<1.14.0'
     455: DEPS = 'transformers>=4.55.0,<4.56.0' 'torch>=2.0.0,<2.1.0'